Home / 1,244,507,050.28-1,717,488,604.14-687,578,140.04

Finding the Fourth Proportional to 1,244,507,050.28, 1,717,488,604.14 and 687,578,140.04

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Solution

The fourth proportional to 1,244,507,050.28, 1,717,488,604.14 and 687,578,140.04 is: 948,895,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,507,050.28 : 1,717,488,604.14 = 687,578,140.04 : x
  2. Step 2: Convert to fraction form
    1,244,507,050.28/1,717,488,604.14 = 687,578,140.04/x
  3. Step 3: Cross multiply
    1,244,507,050.28x = 1,717,488,604.14 × 687,578,140.04
  4. Step 4: Simplify right side
    1,244,507,050.28x = 1,180,907,619,974,477,056
  5. Step 5: Solve for x
    x = 1,180,907,619,974,477,056/1,244,507,050.28
  6. Step 6: Final answer
    x = 948,895,885.89

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.